Schistosomiasis ranks second to malaria in terms of socioeconomic and public health importance in Yemen.This study assessed the validity of a morbidity questionnaire and urine reagent strips as a rapid tool for screening schoolchildren for urinary schistosomiasis as compared with the presence of eggs in urine as the gold-standard parasitological diagnosis.The study examined urine samples and interviewed 696 children [‎mean age 12.5 years]‎attending a primary-preparatory school in south Yemen.Urinary schistosomiasis was confirmed in 126 [‎18.1%]‎chi ...